By maintaining the V-3000 series actuator with the correct spring rate

this tank connection fitting facilitates secure installation where precise sensing is required

The silver cadmium oxide contacts are designed for a 3PST-NO (Triple Pole

Why is my economizer not opening despite favorable outdoor conditions

Precise Switching: Features a high-reliability SPDT snap action switch to prevent arcing and ensure clean contact engagement for motor loads

Lochinvar 100170641 Limit Switch 100170641 Refrigerant By maintaining the V-3000 seriesThe Lochinvar 100170641 Limit Switch is a critical safety component designed for high performance hydronic systems, serving as the direct OEM replacement for the obsolete TST30010. Engineered with an operating range of 30 210F, this auto reset high limit switch monitors internal water temperatures to prevent catastrophic overheating in Lochinvar Copper Fin II boilers and pool heaters. When temperatures exceed the 210F threshold, the switch opens the